what is the difference between the query and corelated query

8 Answers   HSBC, IBM, TCS, Xenosoft,

---

Is not equal in sql?

0 Answers  

---

if a string is there like s1,s2,s3,s4.How to find count of commas in this.

4 Answers  

---

Is sql the best database?

0 Answers  

---

one of the column in my table contains the data like SAL ---- 1000 1000 2000 3000 3000 So my requirement is i want output like SAL --- 1000 2000 3000 it mean i want to delete duplicate rows only how should u write query?

9 Answers   TCS,

---

---

Does mysql_real_escape_string prevent sql injection?

0 Answers  

---

What is execution plan in sql?

0 Answers  

---

what is the different between unique+not null & primary key,

4 Answers  

---

What is pl sql and why it is used for?

0 Answers  

---

How to delete same emp id in sql query for exmaple in emp table emp id, empname, emp address. for example emp id =5, repeated in two times in rows same id how to delete same empid please any one of the write query send in my id

8 Answers   CGCI,

---

What is pl/sql tables?

7 Answers   TCS,

---

What is the difference between the conventional and direct path loader? : aql loader

0 Answers  

---